CN112214840B - Design method of driving system of locomotive bogie - Google Patents
Design method of driving system of locomotive bogie Download PDFInfo
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Abstract
The present disclosure provides a design method of a driving system of a locomotive bogie, the design method including: determining general composition structures of different types of driving systems, establishing a three-dimensional model structure resource library of a platform driving system according to the general composition structures, and establishing a parameterized skeleton template of the driving system composition structures according to the three-dimensional model structure resource library and preset coding rules; establishing a knowledge resource library, and systematically summarizing and classifying the knowledge resource library, wherein the knowledge resource library is configured to share knowledge resources and push knowledge; establishing a locomotive bogie driving system design platform, wherein the locomotive bogie driving system design platform is configured to be used for design development and classification management of a locomotive bogie driving system; establishing a driving system structure tree according to the general composition structure information; and carrying out model generation on the parameterized skeleton template and the model structure through preset three-dimensional software. The design method provided by the disclosure can improve the design efficiency and the design quality.
Description
Technical Field
The invention relates to the technical field of railway locomotives, in particular to a design method of a driving system of a locomotive bogie.
Background
With the continuous expansion of the technical field of the railway locomotive industry, the technical resources are continuously enriched and accumulated, but the technical resources are excessively scattered and lack of systematic arrangement.
The existing design method still depends on too much work experience, the design process is not clear and definite, and the improvement of the research and development efficiency of products and the control of the research and development progress of the products are not facilitated; meanwhile, the work experience summarized by theoretical learning and production practice shows a fragmented state in the professional field, and integration of the integration system lacking knowledge experience and the design process easily causes insufficient and incomplete design process consideration and difficulty in guaranteeing the design quality. The problems cause that the technical management in the industry is difficult to promote, the product design quality has potential hidden dangers, and the experience knowledge is not easy to accumulate and inherit.
It is to be noted that the information disclosed in the above background section is only for enhancement of understanding of the background of the present invention and therefore may include information that does not constitute prior art known to a person of ordinary skill in the art.
Disclosure of Invention
The embodiment of the invention aims to provide a design method of a driving system of a locomotive bogie, which can improve the design efficiency and the design quality.
According to a first aspect of embodiments of the present invention, there is provided a design method of a drive system of a locomotive bogie, the design method including:
determining general composition structures of different types of driving systems, establishing a three-dimensional model structure resource library of a platform driving system according to the general composition structures, and establishing a parameterized skeleton template of the driving system composition structures according to the three-dimensional model structure resource library and preset coding rules;
establishing a knowledge resource library, and systematically summarizing and classifying the knowledge resource library, wherein the knowledge resource library is configured to share knowledge resources and push knowledge;
establishing a locomotive bogie driving system design platform configured for locomotive bogie driving system design development and classification management;
establishing a platform application management system configured to manage information of the generic composition structure, model structure parameter feature data of the three-dimensional model structure resource library, and call of the parameterized skeleton template;
establishing a driving system structure tree according to the general composition structure information;
carrying out model generation on the parameterized skeleton template and the model structure through preset three-dimensional software, and synchronously updating data managed by the platform application management system and the preset three-dimensional software;
determining a locomotive overall design parameter table on the locomotive bogie driving system design platform according to a preset design task book, and determining the transmission and design strength requirements of the interface sizes of gear structure design, driving bearing model selection, axle suspension box bearing model selection and axle suspension box structure design according to the locomotive overall design parameter table, the locomotive bogie driving system design platform, a knowledge resource library, bogie design parameters and a driving system structure tree;
and designing the axle according to the transmission of the interface size of the gear structure design, the drive bearing model selection, the axle suspension box bearing model selection and the axle suspension box structure design, the design strength requirement and the assembly scheme of the installation parts on the axle.
In an exemplary embodiment of the present disclosure, building a resource library of a three-dimensional model structure of a platformized driving system includes:
dividing the driving system into model structures with fixed interface forms and relatively independent functions according to the functional structures, establishing the parameter characteristics of the functions and the performances of the model structures, simultaneously coding the model structures according to a certain coding rule, and establishing a platform three-dimensional model structure resource library of the driving system.
In an exemplary embodiment of the present disclosure, the determining a gear structural design includes:
determining bogie design parameters through a locomotive bogie driving system design platform according to a locomotive overall design parameter table, wherein the transmission and interaction mode of the bogie design parameters and the locomotive overall design parameters comprises the following steps: direct transfer, formula calculation, historical data push and design recursion;
selecting the type of a design platform of the locomotive bogie driving system according to the bogie design parameters, wherein the type of the bogie driving system platform comprises a shaft-hung type and a frame-hung type, determining the calling of the driving system structure tree and the parameterized skeleton template under the design and development environment of the bogie driving system, and determining the type of a navigation design flow platform of the locomotive bogie driving system;
according to the design parameters of the bogie, selecting a bogie driving scheme through the knowledge resource library, and determining structural parameters;
carrying out traction motor model selection according to the overall design parameters of the locomotive and a preset transmission ratio, determining the weight of the traction motor, the gravity center and the interface form and the interface size among the connection parts of the traction motor, and determining the structural parameters planned in the bogie driving scheme;
and designing tooth profile parameters according to basic parameters required by gear design, locomotive operation conditions and driving scheme layout parameters, and performing intensity calculation requirements.
In an exemplary embodiment of the present disclosure, the determining the type of the axle suspension box bearing and the axle box bearing includes:
and carrying out drive bearing model selection and axle suspension box bearing model selection according to the tooth profile parameters, the locomotive operation conditions and the arrangement parameters of the drive scheme, and carrying out bearing service life calculation requirements.
In an exemplary embodiment of the present disclosure, the determining a design of a axlebox structure includes:
determining a gearbox structure according to the arrangement parameters, the limit requirements and the gearbox sealing mode, performing strength calculation, and determining an interface form and an interface size between the gearbox structure and a gearbox connecting component;
and designing the axle suspension box structure according to the arrangement parameters, calculating the strength, and determining the interface form and the interface size between the axle suspension box structure and the axle suspension box connecting component.
In an exemplary embodiment of the disclosure, bearing axial positioning, sealing, lubricating and clearance adjusting design is performed according to the existing knowledge data and space structure design in the knowledge resource library, and iterative optimization is performed on the gear structure design, the gear box structure design and the axle suspension box structure design.
In an exemplary embodiment of the present disclosure, the determining a hug wheel design includes:
and designing wheels according to the overall parameters of the locomotive and the design parameters of the bogie, and performing intensity calculation requirements.
In an exemplary embodiment of the present disclosure, the axle housing is designed according to the operation condition and the layout parameter, and the strength calculation requirement is performed to determine the interface form and the interface size with the axle housing connection component.
In an exemplary embodiment of the disclosure, the design of the driving suspension device is performed according to the operation condition and the arrangement parameter, the strength calculation requirement is performed, and the interface form and the interface size between the driving suspension device and the connection part of the driving suspension device are determined.
In an exemplary embodiment of the present disclosure, the parameter characteristics include: at least one of function, performance, principle and scheme, material, interface form and dimensional structure.
According to the design method of the driving system of the locomotive bogie, the design and development resources of the driving system of the locomotive bogie are configured, the design and development environment platform of the driving system of the locomotive bogie is built, the navigation design flow template of the driving system of the locomotive bogie is developed, the deep fusion of the information technology and the design process of the driving system is realized, the design period is shortened, the design cost is reduced, and the quality is improved. The design method comprises the steps of establishing a driving system design platform through a computer software application program aided design technology, managing and calling a general composition structure, a three-dimensional model structure resource library and a parameterized skeleton template of the driving system through a platform application management system, applying a locomotive bogie driving system navigation design process, automatically pushing required knowledge information through the construction of a knowledge library, reasonably configuring research and development resources, generating a model in computer three-dimensional software, applying relevant professional computing software, completing the requirements of design strength and service life, rapidly completing the design of the locomotive driving system with high quality, and improving the design efficiency and the design quality.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the invention, as claimed.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:
fig. 1 is a flowchart illustrating a method for designing a driving system of a locomotive bogie according to an embodiment of the present disclosure.
Detailed Description
Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many different forms and should not be construed as limited to the examples set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art.
Furthermore, the described features, structures, or characteristics may be combined in any suitable manner in one or more embodiments. In the following description, numerous specific details are provided to give a thorough understanding of embodiments of the invention. One skilled in the relevant art will recognize, however, that the inventive aspects may be practiced without one or more of the specific details, or with other methods, steps, and so forth. In other instances, well-known method implementations or operations are not shown or described in detail to avoid obscuring aspects of the invention. The flow charts shown in the drawings are merely illustrative and do not necessarily include all of the contents and operations/steps, nor do they necessarily have to be performed in the order described. For example, some operations/steps may be decomposed, and some operations/steps may be combined or partially combined, so that the actual execution sequence may be changed according to the actual situation.
In recent years, computer software application program technology has been continuously developed and perfected under the large background of intelligent manufacturing, informatization and industrialization in the domestic railway locomotive industry are continuously fused and promoted, innovation and change of lean research and development modes are continuously deepened, a bogie is taken as an important component of a locomotive, the performance of the bogie directly influences the operation quality of the locomotive, and a driving system is taken as a core component of the bogie and is in priority in the design and development of the bogie all the time. Therefore, it is necessary to provide a scientific research and development method for designing a driving system of a locomotive bogie as a whole through a software application aided design technology.
An embodiment of the present disclosure provides a design method of a driving system of a locomotive bogie, as shown in fig. 1, the design method including:
s100, determining general composition structures of different types of driving systems, establishing a three-dimensional model structure resource library of a platform driving system according to the general composition structures, and establishing a parameterized skeleton template of the driving system composition structures according to the three-dimensional model structure resource library and preset coding rules;
s200, establishing a knowledge resource library, and systematically summarizing and classifying the knowledge resource library, wherein the knowledge resource library is configured to share knowledge resources and push knowledge;
step S300, establishing a locomotive bogie driving system design platform, wherein the locomotive bogie driving system design platform is configured to be used for design development and classification management of a locomotive bogie driving system;
step S400, establishing a platform application management system, wherein the platform application management system is configured to manage information of a general composition structure, manage model structure parameter characteristic data of a three-dimensional model structure resource library and call and manage a parameterized skeleton template;
s500, establishing a driving system structure tree according to the general composition structure information;
s600, carrying out model generation on the parameterized skeleton template and the model structure through preset three-dimensional software, and synchronously updating data managed by the platform application management system and the preset three-dimensional software;
step S700, determining a locomotive overall design parameter table by a locomotive bogie driving system design platform according to a preset design task book, and determining transmission and design strength requirements of interface sizes of gear structure design, driving bearing model selection, axle suspension box bearing model selection and axle suspension box structure design according to the locomotive overall design parameter table, the locomotive bogie driving system design platform, a knowledge resource library, bogie design parameters and a driving system structure tree;
and S800, designing the axle according to the transmission of the interface size of the gear structure design, the drive bearing type selection, the axle suspension box structure design, the design strength requirement and the assembly scheme of the installation parts on the axle.
According to the design method of the driving system of the locomotive bogie, the design and development resources of the driving system of the locomotive bogie are configured, a design and development environment platform of the driving system of the locomotive bogie is built, a navigation design flow template of the driving system of the locomotive bogie is developed, the deep fusion of an information technology and a design process of the driving system is realized, the design period is shortened, the design cost is reduced, and the quality is improved. The design method comprises the steps of establishing a driving system design platform through a computer software application program aided design technology, managing and calling a general composition structure, a three-dimensional model structure resource library and a parameterized skeleton template of the driving system through a platform application management system, applying a locomotive bogie driving system navigation design process, automatically pushing required knowledge information through the construction of a knowledge library, reasonably configuring research and development resources, generating a model in computer three-dimensional software, applying relevant professional computing software, completing the requirements of design strength and service life, rapidly completing the design of the locomotive driving system with high quality, and improving the design efficiency and the design quality.
Hereinafter, each step of the method for designing the driving system of the locomotive bogie provided by the present disclosure will be described in detail.
In step S100, general component structures of different types of driving systems are determined, a three-dimensional model structure resource library of the platform driving system is established according to the general component structures, and a parameterized skeleton template of the driving system component structures is established according to the three-dimensional model structure resource library and preset encoding rules.
Specifically, according to the mature application structure investigation and analysis of a locomotive bogie in the railway locomotive industry, the general composition structures of different types of driving systems are determined, according to the general composition structures, the driving systems are divided into model structures which are fixed in an interface form and relatively independent in function according to function structures, the parameter characteristics of the functions and the performances of the model structures are established, meanwhile, the model structures are coded according to a certain coding rule, and a platform driving system three-dimensional model structure resource library is established, is provided with basic operations of creating and storing library objects, adding, inserting, modifying and deleting in batches, achieves user management and authority management, can comprehensively retrieve data and can provide data; according to the three-dimensional model structure resource library and preset coding rules, a parameterized skeleton template of a driving system composition structure is established, an incidence relation is established with the model structure in the model structure resource library through a certain coding rule, automatic assembly of the model structure can be carried out by using computer three-dimensional software, and the relative position of the model structure can be adjusted through skeleton parameters.
Wherein the parameter characteristics include: at least one of function, performance, principle and scheme, material, interface form and dimensional structure.
In step S200, a knowledge resource base is established, and the knowledge resource base is systematically summarized and classified, and the knowledge resource base is configured to perform knowledge resource sharing and knowledge pushing.
Specifically, a knowledge resource base of the driving system is established, the knowledge base is summarized and classified systematically, and knowledge resource sharing and knowledge pushing are achieved in the design process of the driving system.
In step S300, a locomotive bogie driving system design platform configured for locomotive bogie driving system design development and classification management is established.
Specifically, a locomotive bogie driving system design platform is established and is mainly used for design and development of a locomotive bogie driving system and classification management of driving system products.
In step S400, a platform application management system is established, and the platform application management system is configured to manage information of the universal composition structure, manage model structure parameter characteristic data of the three-dimensional model structure resource library, and call and manage the parameterized skeleton template.
Specifically, a platform application management system for communicating collaborative design development software resource data is established, and management of general composition structure information of a driving system, management of structural parameter characteristic data of a three-dimensional model structure resource library model of the driving system and call management of a parameterized skeleton template in the last stage are achieved.
In step S500, a driving system structure tree is built according to the general composition structure information.
Specifically, according to the general composition structure information of the driving system, a driving system structure tree is established through top-level data initialization matching in a computer three-dimensional software collaborative design environment.
In step S600, model generation is performed on the parameterized skeleton template and the model structure through the preset three-dimensional software, and data managed by the platform application management system is updated synchronously with the preset three-dimensional software.
Specifically, the parameterized skeleton template and the model structure are subjected to model generation in computer three-dimensional software, and synchronous update of data managed by the platform application management system and the three-dimensional software can be realized.
In step S700, the locomotive bogie drive system design platform determines a locomotive total design parameter table according to a preset design task book, and determines the requirements of transmission and design strength of the interface size of the gear structure design, the drive bearing selection, the axle suspension box bearing selection and the axle suspension box structure design according to the locomotive total design parameter table, the locomotive bogie drive system design platform, the knowledge resource library, the bogie design parameters and the drive system structure tree.
Specifically, a driving system navigation design flow template is customized on a driving system design platform of a locomotive bogie, and a locomotive overall design parameter table is completed according to a design task book compiled according to user requirements, wherein the locomotive overall design parameter table comprises an axle type, traction power, axle weight and the like.
Determining design parameters of a bogie through a locomotive bogie driving system design platform according to a locomotive overall design parameter table, wherein the transmission and interaction mode of the design parameters of the bogie and the locomotive overall design parameters comprises the following steps: direct transfer, formula calculation, historical data push (experience push) and design push;
the method comprises the steps of selecting a locomotive bogie driving system design platform according to bogie design parameters, determining calling of a driving system structure tree and a parameterized skeleton template under a design and development environment of a bogie driving system according to the bogie driving system platform types including a spindle type and a suspension type, and determining a locomotive bogie driving system navigation design flow platform type;
according to the design parameters of the bogie, selecting a driving scheme of the bogie through a knowledge resource library, and determining structural parameters, namely drawing up the structural parameters;
carrying out traction motor model selection according to the overall design parameters of the locomotive and a preset transmission ratio, determining the weight of the traction motor, the gravity center and the interface form and the interface size among the connection parts of the traction motor, and determining the proposed structural parameters in the bogie driving scheme;
and designing tooth profile parameters according to basic parameters required by gear design, locomotive operation conditions and driving scheme layout parameters, and performing intensity calculation requirements. Specifically, tooth profile parameters are designed according to basic parameters required by gear design, locomotive operation conditions and driving scheme arrangement parameters, the tooth profile parameters generally comprise modulus, tooth number ratio, spiral angle, tooth profile angle, center distance, direction displacement coefficient and the like, meanwhile, gear structure design is developed based on existing knowledge data (knowledge and experience) in a knowledge resource library, and relevant professional computing software is used for completing strength computing requirements.
The model selection of the drive bearing and the axle suspension box bearing is carried out according to tooth profile parameters, locomotive operation conditions, drive scheme arrangement parameters and the like, and the service life calculation requirement of the bearing is completed by using related professional calculation software;
determining a gearbox structure according to arrangement parameters, limit requirements and a gearbox sealing mode, performing strength calculation requirements, and determining an interface form and an interface size between the gearbox structure and a connecting component of the gearbox;
and designing the axle suspension box structure according to the arrangement parameters, calculating the strength, and determining the interface form and the interface size between the axle suspension box structure and the axle suspension box connecting component.
And carrying out bearing axial positioning, sealing, lubricating and clearance adjusting design according to the existing knowledge data and space structure design in the knowledge resource library, and carrying out iterative optimization on the gear structure design, the gear box structure design and the axle suspension box structure design.
Designing wheels according to the overall parameters of the locomotive and the design parameters of the bogie, and completing the requirement of intensity calculation by using related professional calculation software;
designing an axle box body according to the operating condition and the layout parameters of a bogie driving scheme, completing the requirement of strength calculation by using related professional calculation software, and simultaneously determining the interface form and the interface size between the axle box connecting part and an axle box connecting part;
designing a driving suspension device according to the operating condition and the layout parameters of the driving scheme of the bogie, completing the requirement of strength calculation by using related professional calculation software, and simultaneously determining the interface form and the interface size between the driving suspension device and a connecting part of the driving suspension device.
In step S800, axle design is performed according to the transmission of the gear structure design, the drive bearing model selection, the axle suspension box bearing model selection, the interface size of the axle suspension box structure design, the design strength requirement, and the assembly scheme of the parts mounted on the axle.
Specifically, axle design is carried out based on the transmission of interface sizes such as gear structure design, drive bearing model selection, axle suspension box structure design and the like, design strength requirements, an axle mounting part assembly scheme and the like, and relevant professional calculation software is used for finishing the strength calculation requirements.
In addition, the locomotive bogie driving system navigation design flow template chart can be divided into the following three steps: the design and development resource allocation of the locomotive bogie driving system, the design and development environment platformization of the locomotive bogie driving system and the navigation design of the locomotive bogie driving system are realized.
The design and development resource allocation of the locomotive bogie driving system is as follows: firstly, determining general composition structures of different types of driving systems according to mature application structure research and analysis of a locomotive bogie in the railway locomotive industry. Then, a driving system is divided into model structures with fixed interface forms and relatively independent functions according to the functional structures, and parameter characteristics such as functions, performances and the like of the model structures are established, wherein the parameter characteristics generally comprise functions, performances, principles and schemes, materials, interface forms and size structures. Meanwhile, the model structure is coded according to a preset coding rule, a platform driving system three-dimensional model structure resource library is constructed, basic operations of creating and storing library objects, batch adding, inserting, modifying and deleting are provided, user management and authority management are achieved, data can be comprehensively retrieved, and data can be provided; then, establishing a parameterized skeleton template of a driving system composition structure, establishing an incidence relation with a model structure in the model structure resource library through a certain coding rule, automatically assembling the model structure by using computer three-dimensional software, and adjusting the relative position of the model structure through skeleton parameters; and establishing a drive system knowledge resource base, summarizing and classifying the knowledge base systematically, and realizing knowledge resource sharing and knowledge pushing in the design process of the drive system.
Wherein, the original code, such as the updating of the parts, the module needs to follow. New code, module self-development evolution. After the product is introduced, the different codes cause authentication problems. And (3) encoding a parameterized module: the base type code is converted into the existing coding mode, the existing coding rule is not impacted, and the problem of traceability of diffraction parts of the parameterized module is solved.
In an example, the structure and the module type of the tracing product should be embodied in the coding, and the coding rule of the bogie modularization is determined by combining the product design coding rule:
the basic structure of the bogie modularized coding is 14-bit code, which consists of two parts, wherein the first three bits are formed by capital letters to represent the types of the module and the template, and the rest is digital code.
The code is as follows: the bogie module template type code + numeric code.
Wherein the first part: the bogie module template type code, 3 bits in total, and the type and model code are detailed in table 1:
TABLE 1 bogie Module template type code
| Serial number | Module template name | Type code |
| 1 | Standardized module | MDS |
| 2 | Parameterization module | MDP |
| 3 | Skeleton template | MTS |
| 4 | Interface template | MTI |
| 5 | Characteristic template | MTF |
| 6 | Scheme template | MTP |
A second part: and (3) the number code is 11 bits in total, the original model is traced, and the eighth, ninth and tenth bits are deleted according to the basic structure of the truck product pattern code.
Wherein the knowledge base system summarizes the classification criteria types: 1) part technical specifications, design reference standards and specifications (international standards, national standards, enterprise standards), and the like; 2) part design specifications, calculation methods, quality feedback, experience training (historical failure data), and the like.
Wherein, the design development environment platformization of locomotive bogie actuating system: firstly, establishing a locomotive bogie driving system design platform which is mainly used for the design and development of a locomotive bogie driving system and the classification management of driving system products; then establishing a platform application management system for communicating collaborative design development software resource data with each other, and realizing the management of the general composition structure information of the driving system in the last stage, the management of the structure parameter characteristic data of the three-dimensional model structure resource library model of the driving system and the calling management of the parameterized skeleton template; then, according to the general composition structure information of the driving system, a driving system structure tree is established in a computer three-dimensional software collaborative design environment through top-level data initialization matching; and finally, carrying out model generation on the parameterized skeleton template and the model structure in computer three-dimensional software, and realizing synchronous update of data managed by the platform application management system and the three-dimensional software.
The method comprises the following steps of (1) wherein a locomotive bogie driving system navigation design process is templated: customizing a driving system navigation design flow template on a locomotive bogie driving system design platform, and finishing a locomotive overall design parameter table including an axle type, traction power, axle weight and the like according to a design task book compiled according to user requirements; then determining design parameters of a bogie through a platform based on a locomotive overall design parameter table, wherein the transmission and interaction modes of the design parameters of the bogie and the locomotive overall design parameters comprise direct transmission, formula calculation, historical data pushing, design pushing and the like (wherein the historical data pushing is experience pushing, and the experience pushing specifically refers to technical knowledge accumulated in multiple design and development processes, and is stored in parameter value initial setting or recommended through information data recording); then, carrying out model selection on a bogie driving system platform based on bogie design parameters, wherein the platform types comprise a shaft-clasping type and a frame suspension type, and further determining the calling of a driving system structure tree and a parameterized framework template under the design and development environment of the bogie driving system at the last stage; then based on design input such as bogie design parameters and the like, selecting a bogie driving scheme through scheme description, scheme sketch and structural parameters in a knowledge resource library, and drawing up structural parameters; then, based on the total design parameters of the locomotive, such as traction power, traction force and the like and a preset transmission ratio, carrying out traction motor model selection, determining the weight, the gravity center and the interface form and the interface size among the connection parts of the traction motor, and determining the preset structural parameters in the bogie driving scheme; designing tooth profile parameters based on basic parameters required by gear design, locomotive operation conditions and driving scheme layout parameters, wherein the tooth profile parameters generally comprise modulus, tooth number, tooth ratio, spiral angle, tooth profile angle, center distance, radial deflection coefficient and the like, and meanwhile, developing gear structure design based on the existing technical requirements in a knowledge resource library, wherein the structure design comprises design ratio selection of a three-dimensional model structure resource library, model derivation and structure reconstruction through professional application software; then, carrying out model selection on the axle suspension box bearing and the axle box bearing based on tooth profile parameters, locomotive operation conditions, driving scheme arrangement parameters and the like; simultaneously, the structural design of the gearbox is carried out based on the arrangement parameters, the limit requirements, the sealing mode of the gearbox and the like of a driving scheme, and the interface form and the interface size between the gearbox and a connecting part of the gearbox are determined; simultaneously, designing the axle suspension box structure based on the layout parameters of the driving scheme, and simultaneously determining the interface form and the interface size between the axle suspension box structure and the connecting component of the axle suspension box; meanwhile, based on the existing knowledge data and space structure design in the knowledge resource library, carrying out axial positioning, sealing, lubricating and clearance adjusting design on the bearing, and carrying out iterative optimization on the gear structure design, the gear box structure design and the axle suspension box structure design; simultaneously, designing wheels based on the overall parameters of the locomotive and the design parameters of the bogie; simultaneously, designing the axle box body based on the operating condition and the layout parameters of the bogie driving scheme, and simultaneously determining the interface form and the interface size between the axle box connecting component and the axle box connecting component; designing a driving suspension device based on operating conditions and bogie driving scheme arrangement parameters, and determining an interface form and an interface size between the driving suspension device and a connecting part of the driving suspension device; and finally, designing the axle based on the transmission of interface sizes such as gear structure design, drive bearing model selection, axle suspension box structure design and the like, the design strength requirement, the assembly scheme of parts mounted on the axle and the like. The research and development process constructed by the platform is a universal informatization process formed by solidifying a mature research and development process, data can be managed in real time in the working process of the platform research and development, and the main process is completely recorded.
In summary, the design, development and configuration resources of the locomotive bogie driving system, the design and development environment platform of the locomotive bogie driving system and the navigation design flow template of the locomotive bogie driving system are integrated, and a comprehensive design method integrating information technology and the driving system design process is provided, so that the research and development resources are reasonably configured, the research and development flow is continuously optimized, knowledge pushing and sharing are realized, the design period is effectively guaranteed to be shortened, the design cost is reduced, and the design quality is improved.
Other embodiments of the invention will be apparent to those skilled in the art from consideration of the specification and practice of the invention disclosed herein. This application is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the invention and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the invention being indicated by the following claims.
It will be understood that the invention is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the invention is limited only by the appended claims.
Claims (10)
1. A method of designing a drive system for a locomotive bogie, comprising:
determining general composition structures of different types of driving systems, establishing a three-dimensional model structure resource library of a platform driving system according to the general composition structures, and establishing a parameterized skeleton template of the driving system composition structures according to the three-dimensional model structure resource library and preset coding rules;
establishing a knowledge resource library, and systematically summarizing and classifying the knowledge resource library, wherein the knowledge resource library is configured to share knowledge resources and push knowledge;
establishing a locomotive bogie driving system design platform configured for locomotive bogie driving system design development and classification management;
establishing a platform application management system configured to manage information of the generic composition structure, model structure parameter feature data of the three-dimensional model structure resource library, and call of the parameterized skeleton template;
establishing a driving system structure tree according to the general composition structure information;
carrying out model generation on the parameterized skeleton template and the model structure through preset three-dimensional software, and synchronously updating data managed by the platform application management system and the preset three-dimensional software;
determining a locomotive general design parameter table on the locomotive bogie driving system design platform according to a preset design task book, and determining the transmission of the interface sizes and the design strength requirements of the gear structure design, the driving bearing model selection, the axle suspension box bearing model selection and the axle suspension box structure design according to the locomotive general design parameter table, the locomotive bogie driving system design platform, a knowledge resource library, bogie design parameters and a driving system structure tree;
and designing the axle according to the transmission of the interface size of the gear structure design, the drive bearing model selection, the axle suspension box bearing model selection and the axle suspension box structure design, the design strength requirement and the assembly scheme of the installation parts on the axle.
2. The design method of claim 1, wherein building a resource library of the three-dimensional model structure of the driving system which is platform-based comprises:
dividing the driving system into model structures with fixed interface forms and relatively independent functions according to the functional structures, establishing the parameter characteristics of the functions and the performances of the model structures, simultaneously coding the model structures according to a certain coding rule, and establishing a platform three-dimensional model structure resource library of the driving system.
3. The design method of claim 1, wherein said determining a gear structure design comprises:
determining bogie design parameters through the locomotive bogie driving system design platform according to a locomotive overall design parameter table, wherein the transmission and interaction mode of the bogie design parameters and the locomotive overall design parameters comprises the following steps: direct transfer, formula calculation, historical data push and design recursion;
selecting the type of a locomotive bogie driving system design platform according to the bogie design parameters, wherein the type of the bogie driving system platform comprises a shaft-hung type and a frame-hung type, determining the calling of the driving system structure tree and the parameterized framework template under the design and development environment of the bogie driving system, and determining the type of a locomotive bogie driving system navigation design process platform;
according to the design parameters of the bogie, selecting a bogie driving scheme through the knowledge resource library, and determining structural parameters;
carrying out traction motor model selection according to the overall design parameters of the locomotive and a preset transmission ratio, determining the weight of the traction motor, the gravity center and the interface form and the interface size among the connection parts of the traction motor, and determining the structural parameters planned in the bogie driving scheme;
and designing tooth profile parameters according to basic parameters required by gear design, locomotive operation conditions and driving scheme layout parameters, and performing intensity calculation requirements.
4. The design method of claim 3, wherein the determining the drive bearing model selection and the axle box bearing model selection comprises:
and carrying out drive bearing model selection and axle suspension box bearing model selection according to the tooth profile parameters, the locomotive operation conditions and the arrangement parameters of the drive scheme, and carrying out bearing service life calculation requirements.
5. The design method of claim 4, wherein the determining a design of an axle-hang box structure comprises:
determining a gearbox structure according to the arrangement parameters, the limit requirements and the gearbox sealing mode, performing strength calculation, and determining an interface form and an interface size between the gearbox structure and a gearbox connecting component;
and designing the axle suspension box structure according to the arrangement parameters, calculating the strength, and determining the interface form and the interface size between the axle suspension box structure and the axle suspension box connecting component.
6. The design method according to claim 5, wherein bearing axial positioning, sealing, lubricating and clearance adjusting design are carried out according to existing knowledge data and space structure design in the knowledge resource library, and iterative optimization is carried out on the gear structure design, the gear box structure design and the axle suspension box structure design.
7. The design method of claim 5, further comprising:
and designing wheels according to the overall design parameters of the locomotive and the design parameters of the bogie, and performing intensity calculation.
8. The design method according to claim 7, wherein the design of the axle suspension box body is carried out according to the operation condition and the arrangement parameters, the strength calculation requirement is carried out, and the interface form and the interface size between the axle suspension box body and the axle suspension box connecting component are determined.
9. The design method of claim 8, wherein the design of the driving suspension device is performed according to the operating condition and the arrangement parameters, the strength calculation requirement is performed, and the interface form and the interface size between the driving suspension device and the connecting part are determined.
10. The design method of claim 2, wherein the parameter features comprise: at least one of function, performance, principle and scheme, material, interface form and dimensional structure.
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